//
//  Sark.m
//  runtimeTest_isa_消息转发
//
//  Created by Song on 2018/4/24.
//  Copyright © 2018年 Song. All rights reserved.
//

#import "Sark.h"

@implementation Sark
- (void)speak {
    NSLog(@"my name's %@", self.name);
}
@end
